4044042239 has 2 divisors, whose sum is σ = 4044042240. Its totient is φ = 4044042238.

The previous prime is 4044042193. The next prime is 4044042269. The reversal of 4044042239 is 9322404404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4044042239 is a prime.

It is a super-2 number, since 2×4044042239² = 32708555261632266242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4044042269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022021119 + 2022021120.

It is an arithmetic number, because the mean of its divisors is an integer number (2022021120).

Almost surely, 2^4044042239 is an apocalyptic number.

4044042239 is a deficient number, since it is larger than the sum of its proper divisors (1).

4044042239 is an equidigital number, since it uses as much as digits as its factorization.

4044042239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 4044042239 is about 63592.7844884937. The cubic root of 4044042239 is about 1593.2058571366.

The spelling of 4044042239 in words is "four billion, forty-four million, forty-two thousand, two hundred thirty-nine".